Tag: a-hash-table

All the articles with the tag "a-hash-table".

• LeetCode 763 Partition Labels

  25 May, 2026

  Solutions for LeetCode 763, medium, tags: hash table, two pointers, string, greedy.

• LeetCode 105 Construct Binary Tree from Preorder and Inorder Traversal

  19 May, 2026

  Solutions for LeetCode 105, medium, tags: array, hash table, divide and conquer, tree, binary tree.

• LeetCode 133 Clone Graph

  19 May, 2026

  Solutions for LeetCode 133, medium, tags: hash table, depth-first search, breadth-first search, graph.

• LeetCode 17 Letter Combinations of a Phone Number

  16 May, 2026

  Solutions for LeetCode 17, medium, tags: hash table, string, backtracking.

• LeetCode 139 Word Break

  8 May, 2026

  Solutions for LeetCode 139, medium, tags: dynamic programming, hash table, string, trie, memoization.

• LeetCode 128 Longest Consecutive Sequence

  26 Apr, 2026

  Solutions for LeetCode 128, medium, tags: array, hash table, union find.